<template>
  <div>
    <Dog 
    v-for="(obj, index) in dogArr" 
    :key="index"
    :dogObj="obj"
    @dogEvent="dogNameFn"
    ></Dog>

    <div>
      <p>你喜欢的狗的名字: </p>
      <ul>
        <li v-for="(str, index) in loveDogList" :key="index">{{ str }}</li>
      </ul>
    </div>
  </div>
</template>

<script>
// 目标: 点击狗名字, 在App.vue以li显示
// 1. 子Dog.vue - 名字 - 点击事件(刚才已经绑定)
// 2. 子向父传值口诀, 把狗的名字传出来了
// 3. 把喜欢的狗名字装入数组里
// 4. 循环喜欢的狗的名字的数组, 用li展示
import Dog from "./components/Dog.vue";
export default {
  data() {
    return {
      dogArr: [
        {
          dogImgUrl:
            "http://nwzimg.wezhan.cn/contents/sitefiles2029/10146688/images/21129958.jpg",
          dogName: "博美",
        },
        {
          dogImgUrl:
            "https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=1224576619,1307855467&fm=26&gp=0.jpg",
          dogName: "泰迪",
        },
        {
          dogImgUrl:
            "https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=2967740259,1518632757&fm=26&gp=0.jpg",
          dogName: "金毛",
        },
        {
          dogImgUrl:
            "https://pic1.zhimg.com/80/v2-7ba4342e6fedb9c5f3726eb0888867da_1440w.jpg?source=1940ef5c",
          dogName: "哈士奇",
        },
        {
          dogImgUrl:
            "https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1563813435580&di=946902d419c3643e33a0c9113fc8d780&imgtype=0&src=http%3A%2F%2Fvpic.video.qq.com%2F3388556%2Fd0522aynh3x_ori_3.jpg",
          dogName: "阿拉斯加",
        },
        {
          dogImgUrl:
            "https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1563813454815&di=ecdd2ebf479568453d704dffacdfa12c&imgtype=0&src=http%3A%2F%2Fwww.officedoyen.com%2Fuploads%2Fallimg%2F150408%2F1-15040Q10J5B0.jpg",
          dogName: "萨摩耶",
        },
      ],
      loveDogList: [] // 保存喜欢的狗的名字
    };
  },
  methods: {
    dogNameFn(theDogName){
      // 把喜欢的狗名字装入数组
      this.loveDogList.push(theDogName)
    }
  },
  components: {
    Dog,
  },
};
</script>

<style scoped>
</style>